1 files changed, 132 insertions, 0 deletions

diff --git a/include/linux/media.h b/include/linux/media.h
new file mode 100644
index 000000000000..0ef883327de2
--- /dev/null
+++ b/include/linux/media.h
@@ -0,0 +1,132 @@
+/*
+ * Multimedia device API
+ *
+ * Copyright (C) 2010 Nokia Corporation
+ *
+ * Contacts: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
+ *           Sakari Ailus <sakari.ailus@iki.fi>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef __LINUX_MEDIA_H
+#define __LINUX_MEDIA_H
+
+#include <linux/ioctl.h>
+#include <linux/types.h>
+#include <linux/version.h>
+
+#define MEDIA_API_VERSION       KERNEL_VERSION(0, 1, 0)
+
+struct media_device_info {
+        char driver[16];
+        char model[32];
+        char serial[40];
+        char bus_info[32];
+        __u32 media_version;
+        __u32 hw_revision;
+        __u32 driver_version;
+        __u32 reserved[31];
+};
+
+#define MEDIA_ENT_ID_FLAG_NEXT          (1 << 31)
+
+#define MEDIA_ENT_TYPE_SHIFT            16
+#define MEDIA_ENT_TYPE_MASK             0x00ff0000
+#define MEDIA_ENT_SUBTYPE_MASK          0x0000ffff
+
+#define MEDIA_ENT_T_DEVNODE             (1 << MEDIA_ENT_TYPE_SHIFT)
+#define MEDIA_ENT_T_DEVNODE_V4L         (MEDIA_ENT_T_DEVNODE + 1)
+#define MEDIA_ENT_T_DEVNODE_FB          (MEDIA_ENT_T_DEVNODE + 2)
+#define MEDIA_ENT_T_DEVNODE_ALSA        (MEDIA_ENT_T_DEVNODE + 3)
+#define MEDIA_ENT_T_DEVNODE_DVB         (MEDIA_ENT_T_DEVNODE + 4)
+
+#define MEDIA_ENT_T_V4L2_SUBDEV         (2 << MEDIA_ENT_TYPE_SHIFT)
+#define MEDIA_ENT_T_V4L2_SUBDEV_SENSOR  (MEDIA_ENT_T_V4L2_SUBDEV + 1)
+#define MEDIA_ENT_T_V4L2_SUBDEV_FLASH   (MEDIA_ENT_T_V4L2_SUBDEV + 2)
+#define MEDIA_ENT_T_V4L2_SUBDEV_LENS    (MEDIA_ENT_T_V4L2_SUBDEV + 3)
+
+#define MEDIA_ENT_FL_DEFAULT            (1 << 0)
+
+struct media_entity_desc {
+        __u32 id;
+        char name[32];
+        __u32 type;
+        __u32 revision;
+        __u32 flags;
+        __u32 group_id;
+        __u16 pads;
+        __u16 links;
+
+        __u32 reserved[4];
+
+        union {
+                /* Node specifications */
+                struct {
+                        __u32 major;
+                        __u32 minor;
+                } v4l;
+                struct {
+                        __u32 major;
+                        __u32 minor;
+                } fb;
+                struct {
+                        __u32 card;
+                        __u32 device;
+                        __u32 subdevice;
+                } alsa;
+                int dvb;
+
+                /* Sub-device specifications */
+                /* Nothing needed yet */
+                __u8 raw[184];
+        };
+};
+
+#define MEDIA_PAD_FL_SINK               (1 << 0)
+#define MEDIA_PAD_FL_SOURCE             (1 << 1)
+
+struct media_pad_desc {
+        __u32 entity;           /* entity ID */
+        __u16 index;            /* pad index */
+        __u32 flags;            /* pad flags */
+        __u32 reserved[2];
+};
+
+#define MEDIA_LNK_FL_ENABLED            (1 << 0)
+#define MEDIA_LNK_FL_IMMUTABLE          (1 << 1)
+#define MEDIA_LNK_FL_DYNAMIC            (1 << 2)
+
+struct media_link_desc {
+        struct media_pad_desc source;
+        struct media_pad_desc sink;
+        __u32 flags;
+        __u32 reserved[2];
+};
+
+struct media_links_enum {
+        __u32 entity;
+        /* Should have enough room for pads elements */
+        struct media_pad_desc __user *pads;
+        /* Should have enough room for links elements */
+        struct media_link_desc __user *links;
+        __u32 reserved[4];
+};
+
+#define MEDIA_IOC_DEVICE_INFO           _IOWR('|', 0x00, struct media_device_info)
+#define MEDIA_IOC_ENUM_ENTITIES         _IOWR('|', 0x01, struct media_entity_desc)
+#define MEDIA_IOC_ENUM_LINKS            _IOWR('|', 0x02, struct media_links_enum)
+#define MEDIA_IOC_SETUP_LINK            _IOWR('|', 0x03, struct media_link_desc)
+
+#endif /* __LINUX_MEDIA_H */